View Compilation Error

0_0_39762186_12342.cpp: In function 'int solve()':
0_0_39762186_12342.cpp:24:29: error: expected ';' before 'if'
   24 |     for(ll i=1;i<=top;i++){a
      |                             ^
      |                             ;
   25 |         if(co[i-1]) r=rk[i]-1;
      |         ~~                   
0_0_39762186_12342.cpp:26:9: error: 'else' without a previous 'if'
   26 |         else{
      |         ^~~~